<?php
error_reporting ( E_ALL & ~ E_NOTICE );
/*
	[UCenter] (C)2001-2099 Comsenz Inc.
	This is NOT a freeware, use is subject to license terms

	$Id: client.php 1079 2011-04-02 07:29:36Z zhengqingpeng $
*/

if (! defined ( 'UC_API' )) {
	exit ( 'Access denied' );
}

define ( 'IN_UC', TRUE );
define ( 'UC_CLIENT_VERSION', '1.6.0' );
define ( 'UC_CLIENT_RELEASE', '20110501' );
define ( 'UC_ROOT', substr ( __FILE__, 0, - 10 ) );
define ( 'UC_DATADIR', UC_ROOT . './data/' );
define ( 'UC_DATAURL', UC_API . '/data' );
define ( 'UC_API_FUNC', UC_CONNECT == 'mysql' ? 'uc_api_mysql' : 'uc_api_post' );
$GLOBALS ['uc_controls'] = array ();

function uc_addslashes($string , $force = 0 , $strip = FALSE) {

	! defined ( 'MAGIC_QUOTES_GPC' ) && define ( 'MAGIC_QUOTES_GPC', get_magic_quotes_gpc () );
	if (! MAGIC_QUOTES_GPC || $force) {
		if (is_array ( $string )) {
			foreach ( $string as $key => $val ) {
				$string [$key] = uc_addslashes ( $val, $force, $strip );
			}
		}
		else {
			$string = addslashes ( $strip ? stripslashes ( $string ) : $string );
		}
	}
	return $string;
}

if (! function_exists ( 'daddslashes' )) {

	function daddslashes($string , $force = 0) {

		return uc_addslashes ( $string, $force );
	}
}

function uc_stripslashes($string) {

	! defined ( 'MAGIC_QUOTES_GPC' ) && define ( 'MAGIC_QUOTES_GPC', get_magic_quotes_gpc () );
	if (MAGIC_QUOTES_GPC) {
		return stripslashes ( $string );
	}
	else {
		return $string;
	}
}

function uc_api_post($module , $action , $arg = array()) {

	$s = $sep = '';
	foreach ( $arg as $k => $v ) {
		$k = urlencode ( $k );
		if (is_array ( $v )) {
			$s2 = $sep2 = '';
			foreach ( $v as $k2 => $v2 ) {
				$k2 = urlencode ( $k2 );
				$s2 .= "$sep2{$k}[$k2]=" . urlencode ( uc_stripslashes ( $v2 ) );
				$sep2 = '&';
			}
			$s .= $sep . $s2;
		}
		else {
			$s .= "$sep$k=" . urlencode ( uc_stripslashes ( $v ) );
		}
		$sep = '&';
	}
	$postdata = uc_api_requestdata ( $module, $action, $s );
	return uc_fopen2 ( UC_API . '/index.php', 500000, $postdata, '', TRUE, UC_IP, 20 );
}

function uc_api_requestdata($module , $action , $arg = '' , $extra = '') {

	$input = uc_api_input ( $arg );
	$post = "m=$module&a=$action&inajax=2&release=" . UC_CLIENT_RELEASE . "&input=$input&appid=" . UC_APPID . $extra;
	return $post;
}

function uc_api_url($module , $action , $arg = '' , $extra = '') {

	$url = UC_API . '/index.php?' . uc_api_requestdata ( $module, $action, $arg, $extra );
	return $url;
}

function uc_api_input($data) {

	$s = urlencode ( uc_authcode ( $data . '&agent=' . md5 ( $_SERVER ['HTTP_USER_AGENT'] ) . "&time=" . time (), 'ENCODE', UC_KEY ) );
	return $s;
}

function uc_api_mysql($model , $action , $args = array()) {

	global $uc_controls;
	if (empty ( $uc_controls [$model] )) {
		include_once UC_ROOT . './lib/db.class.php';
		include_once UC_ROOT . './model/base.php';
		include_once UC_ROOT . "./control/$model.php";
		eval ( "\$uc_controls['$model'] = new {$model}control();" );
	}
	if ($action {0} != '_') {
		$args = uc_addslashes ( $args, 1, TRUE );
		$action = 'on' . $action;
		$uc_controls [$model]->input = $args;
		return $uc_controls [$model]->$action ( $args );
	}
	else {
		return '';
	}
}

function uc_serialize($arr , $htmlon = 0) {

	include_once UC_ROOT . './lib/xml.class.php';
	return xml_serialize ( $arr, $htmlon );
}

function uc_unserialize($s) {

	include_once UC_ROOT . './lib/xml.class.php';
	return xml_unserialize ( $s );
}

function uc_authcode($string , $operation = 'DECODE' , $key = '' , $expiry = 0) {

	$ckey_length = 4;
	
	$key = md5 ( $key ? $key : UC_KEY );
	$keya = md5 ( substr ( $key, 0, 16 ) );
	$keyb = md5 ( substr ( $key, 16, 16 ) );
	$keyc = $ckey_length ? ($operation == 'DECODE' ? substr ( $string, 0, $ckey_length ) : substr ( md5 ( microtime () ), - $ckey_length )) : '';
	
	$cryptkey = $keya . md5 ( $keya . $keyc );
	$key_length = strlen ( $cryptkey );
	
	$string = $operation == 'DECODE' ? base64_decode ( substr ( $string, $ckey_length ) ) : sprintf ( '%010d', $expiry ? $expiry + time () : 0 ) . substr ( md5 ( $string . $keyb ), 0, 16 ) . $string;
	$string_length = strlen ( $string );
	
	$result = '';
	$box = range ( 0, 255 );
	
	$rndkey = array ();
	for($i = 0; $i <= 255; $i ++) {
		$rndkey [$i] = ord ( $cryptkey [$i % $key_length] );
	}
	
	for($j = $i = 0; $i < 256; $i ++) {
		$j = ($j + $box [$i] + $rndkey [$i]) % 256;
		$tmp = $box [$i];
		$box [$i] = $box [$j];
		$box [$j] = $tmp;
	}
	
	for($a = $j = $i = 0; $i < $string_length; $i ++) {
		$a = ($a + 1) % 256;
		$j = ($j + $box [$a]) % 256;
		$tmp = $box [$a];
		$box [$a] = $box [$j];
		$box [$j] = $tmp;
		$result .= chr ( ord ( $string [$i] ) ^ ($box [($box [$a] + $box [$j]) % 256]) );
	}
	
	if ($operation == 'DECODE') {
		if ((substr ( $result, 0, 10 ) == 0 || substr ( $result, 0, 10 ) - time () > 0) && substr ( $result, 10, 16 ) == substr ( md5 ( substr ( $result, 26 ) . $keyb ), 0, 16 )) {
			return substr ( $result, 26 );
		}
		else {
			return '';
		}
	}
	else {
		return $keyc . str_replace ( '=', '', base64_encode ( $result ) );
	}
}

function uc_fopen2($url , $limit = 0 , $post = '' , $cookie = '' , $bysocket = FALSE , $ip = '' , $timeout = 15 , $block = TRUE) {

	$__times__ = isset ( $_GET ['__times__'] ) ? intval ( $_GET ['__times__'] ) + 1 : 1;
	if ($__times__ > 2) {
		return '';
	}
	$url .= (strpos ( $url, '?' ) === FALSE ? '?' : '&') . "__times__=$__times__";
	return uc_fopen ( $url, $limit, $post, $cookie, $bysocket, $ip, $timeout, $block );
}

function uc_fopen($url , $limit = 0 , $post = '' , $cookie = '' , $bysocket = FALSE , $ip = '' , $timeout = 15 , $block = TRUE) {

	$return = '';
	$matches = parse_url ( $url );
	! isset ( $matches ['host'] ) && $matches ['host'] = '';
	! isset ( $matches ['path'] ) && $matches ['path'] = '';
	! isset ( $matches ['query'] ) && $matches ['query'] = '';
	! isset ( $matches ['port'] ) && $matches ['port'] = '';
	$host = $matches ['host'];
	$path = $matches ['path'] ? $matches ['path'] . ($matches ['query'] ? '?' . $matches ['query'] : '') : '/';
	$port = ! empty ( $matches ['port'] ) ? $matches ['port'] : 80;
	if ($post) {
		$out = "POST $path HTTP/1.0\r\n";
		$out .= "Accept: */*\r\n";
		//$out .= "Referer: $boardurl\r\n";
		$out .= "Accept-Language: zh-cn\r\n";
		$out .= "Content-Type: application/x-www-form-urlencoded\r\n";
		$out .= "User-Agent: $_SERVER[HTTP_USER_AGENT]\r\n";
		$out .= "Host: $host\r\n";
		$out .= 'Content-Length: ' . strlen ( $post ) . "\r\n";
		$out .= "Connection: Close\r\n";
		$out .= "Cache-Control: no-cache\r\n";
		$out .= "Cookie: $cookie\r\n\r\n";
		$out .= $post;
	}
	else {
		$out = "GET $path HTTP/1.0\r\n";
		$out .= "Accept: */*\r\n";
		//$out .= "Referer: $boardurl\r\n";
		$out .= "Accept-Language: zh-cn\r\n";
		$out .= "User-Agent: $_SERVER[HTTP_USER_AGENT]\r\n";
		$out .= "Host: $host\r\n";
		$out .= "Connection: Close\r\n";
		$out .= "Cookie: $cookie\r\n\r\n";
	}
	
	if (function_exists ( 'fsockopen' )) {
		$fp = @fsockopen ( ($ip ? $ip : $host), $port, $errno, $errstr, $timeout );
	}
	elseif (function_exists ( 'pfsockopen' )) {
		$fp = @pfsockopen ( ($ip ? $ip : $host), $port, $errno, $errstr, $timeout );
	}
	else {
		$fp = false;
	}
	
	if (! $fp) {
		return '';
	}
	else {
		stream_set_blocking ( $fp, $block );
		stream_set_timeout ( $fp, $timeout );
		@fwrite ( $fp, $out );
		$status = stream_get_meta_data ( $fp );
		if (! $status ['timed_out']) {
			while ( ! feof ( $fp ) ) {
				if (($header = @fgets ( $fp )) && ($header == "\r\n" || $header == "\n")) {
					break;
				}
			}
			
			$stop = false;
			while ( ! feof ( $fp ) && ! $stop ) {
				$data = fread ( $fp, ($limit == 0 || $limit > 8192 ? 8192 : $limit) );
				$return .= $data;
				if ($limit) {
					$limit -= strlen ( $data );
					$stop = $limit <= 0;
				}
			}
		}
		@fclose ( $fp );
		return $return;
	}
}

function uc_app_ls() {

	$return = call_user_func ( UC_API_FUNC, 'app', 'ls', array () );
	return UC_CONNECT == 'mysql' ? $return : uc_unserialize ( $return );
}

function uc_feed_add($icon , $uid , $username , $title_template = '' , $title_data = '' , $body_template = '' , $body_data = '' , $body_general = '' , $target_ids = '' , $images = array()) {

	return call_user_func ( UC_API_FUNC, 'feed', 'add', array ( 
		'icon' => $icon , 'appid' => UC_APPID , 'uid' => $uid , 'username' => $username , 'title_template' => $title_template , 'title_data' => $title_data , 'body_template' => $body_template , 'body_data' => $body_data , 'body_general' => $body_general , 'target_ids' => $target_ids , 'image_1' => $images [0] ['url'] , 'image_1_link' => $images [0] ['link'] , 'image_2' => $images [1] ['url'] , 'image_2_link' => $images [1] ['link'] , 'image_3' => $images [2] ['url'] , 'image_3_link' => $images [2] ['link'] , 'image_4' => $images [3] ['url'] , 'image_4_link' => $images [3] ['link'] 
	) );
}

function uc_feed_get($limit = 100 , $delete = TRUE) {

	$return = call_user_func ( UC_API_FUNC, 'feed', 'get', array ( 
		'limit' => $limit , 'delete' => $delete 
	) );
	return UC_CONNECT == 'mysql' ? $return : uc_unserialize ( $return );
}

function uc_friend_add($uid , $friendid , $comment = '') {

	return call_user_func ( UC_API_FUNC, 'friend', 'add', array ( 
		'uid' => $uid , 'friendid' => $friendid , 'comment' => $comment 
	) );
}

function uc_friend_delete($uid , $friendids) {

	return call_user_func ( UC_API_FUNC, 'friend', 'delete', array ( 
		'uid' => $uid , 'friendids' => $friendids 
	) );
}

function uc_friend_totalnum($uid , $direction = 0) {

	return call_user_func ( UC_API_FUNC, 'friend', 'totalnum', array ( 
		'uid' => $uid , 'direction' => $direction 
	) );
}

function uc_friend_ls($uid , $page = 1 , $pagesize = 10 , $totalnum = 10 , $direction = 0) {

	$return = call_user_func ( UC_API_FUNC, 'friend', 'ls', array ( 
		'uid' => $uid , 'page' => $page , 'pagesize' => $pagesize , 'totalnum' => $totalnum , 'direction' => $direction 
	) );
	return UC_CONNECT == 'mysql' ? $return : uc_unserialize ( $return );
}

function uc_user_register($username , $password , $email , $questionid = '' , $answer = '' , $regip = '') {

	return call_user_func ( UC_API_FUNC, 'user', 'register', array ( 
		'username' => $username , 'password' => $password , 'email' => $email , 'questionid' => $questionid , 'answer' => $answer , 'regip' => $regip 
	) );
}

function uc_user_login($username , $password , $isuid = 0 , $checkques = 0 , $questionid = '' , $answer = '') {

	$isuid = intval ( $isuid );
	$return = call_user_func ( UC_API_FUNC, 'user', 'login', array ( 
		'username' => $username , 'password' => $password , 'isuid' => $isuid , 'checkques' => $checkques , 'questionid' => $questionid , 'answer' => $answer 
	) );
	return UC_CONNECT == 'mysql' ? $return : uc_unserialize ( $return );
}

function uc_user_synlogin($uid) {

	$uid = intval ( $uid );
	if (@include UC_ROOT . './data/cache/apps.php') {
		if (count ( $_CACHE ['apps'] ) > 1) {
			$return = uc_api_post ( 'user', 'synlogin', array ( 
				'uid' => $uid 
			) );
		}
		else {
			$return = '';
		}
	}
	return $return;
}

function uc_user_synlogout() {

	if (@include UC_ROOT . './data/cache/apps.php') {
		if (count ( $_CACHE ['apps'] ) > 1) {
			$return = uc_api_post ( 'user', 'synlogout', array () );
		}
		else {
			$return = '';
		}
	}
	return $return;
}

function uc_user_edit($username , $oldpw , $newpw , $email , $ignoreoldpw = 0 , $questionid = '' , $answer = '') {

	return call_user_func ( UC_API_FUNC, 'user', 'edit', array ( 
		'username' => $username , 'oldpw' => $oldpw , 'newpw' => $newpw , 'email' => $email , 'ignoreoldpw' => $ignoreoldpw , 'questionid' => $questionid , 'answer' => $answer 
	) );
}

function uc_user_delete($uid) {

	return call_user_func ( UC_API_FUNC, 'user', 'delete', array ( 
		'uid' => $uid 
	) );
}

function uc_user_deleteavatar($uid) {

	uc_api_post ( 'user', 'deleteavatar', array ( 
		'uid' => $uid 
	) );
}

function uc_user_checkname($username) {

	return call_user_func ( UC_API_FUNC, 'user', 'check_username', array ( 
		'username' => $username 
	) );
}

function uc_user_checkemail($email) {

	return call_user_func ( UC_API_FUNC, 'user', 'check_email', array ( 
		'email' => $email 
	) );
}

function uc_user_addprotected($username , $admin = '') {

	return call_user_func ( UC_API_FUNC, 'user', 'addprotected', array ( 
		'username' => $username , 'admin' => $admin 
	) );
}

function uc_user_deleteprotected($username) {

	return call_user_func ( UC_API_FUNC, 'user', 'deleteprotected', array ( 
		'username' => $username 
	) );
}

function uc_user_getprotected() {

	$return = call_user_func ( UC_API_FUNC, 'user', 'getprotected', array ( 
		'1' => 1 
	) );
	return UC_CONNECT == 'mysql' ? $return : uc_unserialize ( $return );
}

function uc_get_user($username , $isuid = 0) {

	$return = call_user_func ( UC_API_FUNC, 'user', 'get_user', array ( 
		'username' => $username , 'isuid' => $isuid 
	) );
	return UC_CONNECT == 'mysql' ? $return : uc_unserialize ( $return );
}

function uc_user_merge($oldusername , $newusername , $uid , $password , $email) {

	return call_user_func ( UC_API_FUNC, 'user', 'merge', array ( 
		'oldusername' => $oldusername , 'newusername' => $newusername , 'uid' => $uid , 'password' => $password , 'email' => $email 
	) );
}

function uc_user_merge_remove($username) {

	return call_user_func ( UC_API_FUNC, 'user', 'merge_remove', array ( 
		'username' => $username 
	) );
}

function uc_user_getcredit($appid , $uid , $credit) {

	return uc_api_post ( 'user', 'getcredit', array ( 
		'appid' => $appid , 'uid' => $uid , 'credit' => $credit 
	) );
}

function uc_pm_location($uid , $newpm = 0) {

	$apiurl = uc_api_url ( 'pm_client', 'ls', "uid=$uid", ($newpm ? '&folder=newbox' : '') );
	@header ( "Expires: 0" );
	@header ( "Cache-Control: private, post-check=0, pre-check=0, max-age=0", FALSE );
	@header ( "Pragma: no-cache" );
	@header ( "location: $apiurl" );
}

function uc_pm_checknew($uid , $more = 0) {

	$return = call_user_func ( UC_API_FUNC, 'pm', 'check_newpm', array ( 
		'uid' => $uid , 'more' => $more 
	) );
	return (! $more || UC_CONNECT == 'mysql') ? $return : uc_unserialize ( $return );
}

function uc_pm_send($fromuid , $msgto , $subject , $message , $instantly = 1 , $replypmid = 0 , $isusername = 0 , $type = 0) {

	if ($instantly) {
		$replypmid = @is_numeric ( $replypmid ) ? $replypmid : 0;
		return call_user_func ( UC_API_FUNC, 'pm', 'sendpm', array ( 
			'fromuid' => $fromuid , 'msgto' => $msgto , 'subject' => $subject , 'message' => $message , 'replypmid' => $replypmid , 'isusername' => $isusername , 'type' => $type 
		) );
	}
	else {
		$fromuid = intval ( $fromuid );
		$subject = rawurlencode ( $subject );
		$msgto = rawurlencode ( $msgto );
		$message = rawurlencode ( $message );
		$replypmid = @is_numeric ( $replypmid ) ? $replypmid : 0;
		$replyadd = $replypmid ? "&pmid=$replypmid&do=reply" : '';
		$apiurl = uc_api_url ( 'pm_client', 'send', "uid=$fromuid", "&msgto=$msgto&subject=$subject&message=$message$replyadd" );
		@header ( "Expires: 0" );
		@header ( "Cache-Control: private, post-check=0, pre-check=0, max-age=0", FALSE );
		@header ( "Pragma: no-cache" );
		@header ( "location: " . $apiurl );
	}
}

function uc_pm_delete($uid , $folder , $pmids) {

	return call_user_func ( UC_API_FUNC, 'pm', 'delete', array ( 
		'uid' => $uid , 'pmids' => $pmids 
	) );
}

function uc_pm_deleteuser($uid , $touids) {

	return call_user_func ( UC_API_FUNC, 'pm', 'deleteuser', array ( 
		'uid' => $uid , 'touids' => $touids 
	) );
}

function uc_pm_deletechat($uid , $plids , $type = 0) {

	return call_user_func ( UC_API_FUNC, 'pm', 'deletechat', array ( 
		'uid' => $uid , 'plids' => $plids , 'type' => $type 
	) );
}

function uc_pm_readstatus($uid , $uids , $plids = array() , $status = 0) {

	return call_user_func ( UC_API_FUNC, 'pm', 'readstatus', array ( 
		'uid' => $uid , 'uids' => $uids , 'plids' => $plids , 'status' => $status 
	) );
}

function uc_pm_list($uid , $page = 1 , $pagesize = 10 , $folder = 'inbox' , $filter = 'newpm' , $msglen = 0) {

	$uid = intval ( $uid );
	$page = intval ( $page );
	$pagesize = intval ( $pagesize );
	$return = call_user_func ( UC_API_FUNC, 'pm', 'ls', array ( 
		'uid' => $uid , 'page' => $page , 'pagesize' => $pagesize , 'filter' => $filter , 'msglen' => $msglen 
	) );
	return UC_CONNECT == 'mysql' ? $return : uc_unserialize ( $return );
}

function uc_pm_ignore($uid) {

	$uid = intval ( $uid );
	return call_user_func ( UC_API_FUNC, 'pm', 'ignore', array ( 
		'uid' => $uid 
	) );
}

function uc_pm_view($uid , $pmid = 0 , $touid = 0 , $daterange = 1 , $page = 0 , $pagesize = 10 , $type = 0 , $isplid = 0) {

	$uid = intval ( $uid );
	$touid = intval ( $touid );
	$page = intval ( $page );
	$pagesize = intval ( $pagesize );
	$pmid = @is_numeric ( $pmid ) ? $pmid : 0;
	$return = call_user_func ( UC_API_FUNC, 'pm', 'view', array ( 
		'uid' => $uid , 'pmid' => $pmid , 'touid' => $touid , 'daterange' => $daterange , 'page' => $page , 'pagesize' => $pagesize , 'type' => $type , 'isplid' => $isplid 
	) );
	return UC_CONNECT == 'mysql' ? $return : uc_unserialize ( $return );
}

function uc_pm_view_num($uid , $touid , $isplid) {

	$uid = intval ( $uid );
	$touid = intval ( $touid );
	$isplid = intval ( $isplid );
	return call_user_func ( UC_API_FUNC, 'pm', 'viewnum', array ( 
		'uid' => $uid , 'touid' => $touid , 'isplid' => $isplid 
	) );
}

function uc_pm_viewnode($uid , $type , $pmid) {

	$uid = intval ( $uid );
	$type = intval ( $type );
	$pmid = @is_numeric ( $pmid ) ? $pmid : 0;
	$return = call_user_func ( UC_API_FUNC, 'pm', 'viewnode', array ( 
		'uid' => $uid , 'type' => $type , 'pmid' => $pmid 
	) );
	return UC_CONNECT == 'mysql' ? $return : uc_unserialize ( $return );
}

function uc_pm_chatpmmemberlist($uid , $plid = 0) {

	$uid = intval ( $uid );
	$plid = intval ( $plid );
	$return = call_user_func ( UC_API_FUNC, 'pm', 'chatpmmemberlist', array ( 
		'uid' => $uid , 'plid' => $plid 
	) );
	return UC_CONNECT == 'mysql' ? $return : uc_unserialize ( $return );
}

function uc_pm_kickchatpm($plid , $uid , $touid) {

	$uid = intval ( $uid );
	$plid = intval ( $plid );
	$touid = intval ( $touid );
	return call_user_func ( UC_API_FUNC, 'pm', 'kickchatpm', array ( 
		'uid' => $uid , 'plid' => $plid , 'touid' => $touid 
	) );
}

function uc_pm_appendchatpm($plid , $uid , $touid) {

	$uid = intval ( $uid );
	$plid = intval ( $plid );
	$touid = intval ( $touid );
	return call_user_func ( UC_API_FUNC, 'pm', 'appendchatpm', array ( 
		'uid' => $uid , 'plid' => $plid , 'touid' => $touid 
	) );
}

function uc_pm_blackls_get($uid) {

	$uid = intval ( $uid );
	return call_user_func ( UC_API_FUNC, 'pm', 'blackls_get', array ( 
		'uid' => $uid 
	) );
}

function uc_pm_blackls_set($uid , $blackls) {

	$uid = intval ( $uid );
	return call_user_func ( UC_API_FUNC, 'pm', 'blackls_set', array ( 
		'uid' => $uid , 'blackls' => $blackls 
	) );
}

function uc_pm_blackls_add($uid , $username) {

	$uid = intval ( $uid );
	return call_user_func ( UC_API_FUNC, 'pm', 'blackls_add', array ( 
		'uid' => $uid , 'username' => $username 
	) );
}

function uc_pm_blackls_delete($uid , $username) {

	$uid = intval ( $uid );
	return call_user_func ( UC_API_FUNC, 'pm', 'blackls_delete', array ( 
		'uid' => $uid , 'username' => $username 
	) );
}

function uc_domain_ls() {

	$return = call_user_func ( UC_API_FUNC, 'domain', 'ls', array ( 
		'1' => 1 
	) );
	return UC_CONNECT == 'mysql' ? $return : uc_unserialize ( $return );
}

function uc_credit_exchange_request($uid , $from , $to , $toappid , $amount) {

	$uid = intval ( $uid );
	$from = intval ( $from );
	$toappid = intval ( $toappid );
	$to = intval ( $to );
	$amount = intval ( $amount );
	return uc_api_post ( 'credit', 'request', array ( 
		'uid' => $uid , 'from' => $from , 'to' => $to , 'toappid' => $toappid , 'amount' => $amount 
	) );
}

function uc_tag_get($tagname , $nums = 0) {

	$return = call_user_func ( UC_API_FUNC, 'tag', 'gettag', array ( 
		'tagname' => $tagname , 'nums' => $nums 
	) );
	return UC_CONNECT == 'mysql' ? $return : uc_unserialize ( $return );
}

function uc_avatar($uid , $type = 'virtual' , $returnhtml = 1) {

	$uid = intval ( $uid );
	$uc_input = uc_api_input ( "uid=$uid" );
	$uc_avatarflash = UC_API . '/images/camera.swf?inajax=1&appid=' . UC_APPID . '&input=' . $uc_input . '&agent=' . md5 ( $_SERVER ['HTTP_USER_AGENT'] ) . '&ucapi=' . urlencode ( str_replace ( 'http://', '', UC_API ) ) . '&avatartype=' . $type . '&uploadSize=2048';
	if ($returnhtml) {
		return '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0" width="450" height="253" id="mycamera" align="middle">
			<param name="allowScriptAccess" value="always" />
			<param name="scale" value="exactfit" />
			<param name="wmode" value="transparent" />
			<param name="quality" value="high" />
			<param name="bgcolor" value="#ffffff" />
			<param name="movie" value="' . $uc_avatarflash . '" />
			<param name="menu" value="false" />
			<embed src="' . $uc_avatarflash . '" quality="high" bgcolor="#ffffff" width="450" height="253" name="mycamera" align="middle" allowScriptAccess="always" allowFullScreen="false" scale="exactfit"  wmode="transparent" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />
		</object>';
	}
	else {
		return array ( 
			'width' , '450' , 'height' , '253' , 'scale' , 'exactfit' , 'src' , $uc_avatarflash , 'id' , 'mycamera' , 'name' , 'mycamera' , 'quality' , 'high' , 'bgcolor' , '#ffffff' , 'menu' , 'false' , 'swLiveConnect' , 'true' , 'allowScriptAccess' , 'always' 
		);
	}
}

function uc_mail_queue($uids , $emails , $subject , $message , $frommail = '' , $charset = 'gbk' , $htmlon = FALSE , $level = 1) {

	return call_user_func ( UC_API_FUNC, 'mail', 'add', array ( 
		'uids' => $uids , 'emails' => $emails , 'subject' => $subject , 'message' => $message , 'frommail' => $frommail , 'charset' => $charset , 'htmlon' => $htmlon , 'level' => $level 
	) );
}

function uc_check_avatar($uid , $size = 'middle' , $type = 'virtual') {

	$url = UC_API . "/avatar.php?uid=$uid&size=$size&type=$type&check_file_exists=1";
	$res = uc_fopen2 ( $url, 500000, '', '', TRUE, UC_IP, 20 );
	if ($res == 1) {
		return 1;
	}
	else {
		return 0;
	}
}

function uc_check_version() {

	$return = uc_api_post ( 'version', 'check', array () );
	$data = uc_unserialize ( $return );
	return is_array ( $data ) ? $data : $return;
}

?>